Mirrors have been tools of magic since time immemorial. Shiny, smooth reflective surfaces have lent themselves so well to the imagination and intuition. It is little wonder that these portals to another world promote psychic awareness. Obsidian and other types of shimmering rocks and volcanic glasses presented themselves to primitive peoples as opportunities to communicate with unseen spirits, which is what we modern folk do when we are accessing energy.
When Harry Potter famously looked into his magic mirror, he awakened the masses to this tradition, and I have heard that sales of magic mirrors have skyrocketed. Throughout history, people looking for answers have used mirrors and even bowls filled with ink to peer into another dimension. Gazing balls and pools have also served for dealing with the divine.
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